Template:Medical research studies

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v • d • e Biomedical research: Study designs / Design of experiments

Overview	Clinical trial · Clinical trial protocol · Clinical trial management · Academic clinical trials · Study design

Controlled study (EBM I to II-1; A to B)	Randomized controlled trial (Blind experiment, Open-label trial)

Observational study (EBM II-2 to II-3; B to C)	Cross-sectional study vs. Longitudinal study Cohort study (Retrospective cohort study, Prospective cohort study) Case-control study (Nested case-control study) Case series · Case study/Case report

Epidemiology/ methods	Occurrence: Incidence (Cumulative incidence) · Prevalence (Point prevalence, Period prevalence) Association: Relative risk · Odds ratio · Hazard ratio · Attributable risk other: Virulence · Infectivity · Mortality rate · Morbidity · Case fatality · Sensitivity and specificity

Trial/test types	In vitro/In vivo · Animal testing · First-in-man study · Multicenter trial · Seeding trial · Vaccine trial

Analysis of clinical trials	Risk-benefit analysis

Category • Glossary • List of topics

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